(i) The world is in danger of facing a severe water shortage in coming future because : 1. Most of our surface waters are polluted by industrial waste, sewage etc. 2. The indiscriminate use of chemicals, fertilizers, pesticides, insecticides, to increase farm productions had led to increasing ground water pollution. (ii) One measure the Government should adopt to handle present water crisis is rain water harvesting and recycle and reuse of water.